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Spencerville, OH Radon Levels

Check local Spencerville radon levels and find certified testing and mitigation professionals to keep your home safe


Spencerville, OH Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Allen County, OH
Zip Code 45887

Found in Allen County in west-central Ohio, Spencerville sits in an area where glacial till deposits over bedrock can create conditions conducive to radon accumulation. Current testing data for the 45887 zip code is limited, emphasizing the need for homeowner-initiated testing. The community's mix of older homes and rural properties, many with basements typical of Ohio construction, makes individual radon assessment particularly important for residents.

Spencerville, OH Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon FAQ for Spencerville, OH

What EPA Radon Zone is Spencerville in?
Spencerville and the 45887 zip code are in Allen County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Spencerville?
Radon mitigation in Spencerville typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Spencerville?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Ohio

Cities in Ohio with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Marietta 8.00 pCi/L 5
Cincinnati 5.20 pCi/L 5
Hilliard 11.75 pCi/L 4
Wilmington 5.25 pCi/L 4
Newark 15.00 pCi/L 3
Athens 11.33 pCi/L 3
Findlay 10.33 pCi/L 3
Perrysburg 9.67 pCi/L 3
Powell 8.33 pCi/L 3
Columbus 6.00 pCi/L 3